public class Student {

    private String name;
    private int age;

    public Student (int age) {
        this("hello");
        this.age = age;
        System.out.println("wucan "+this);
//        return this
    }
    public Student (String name) {
        this.name = name;
    }

    private Student (String name,int age){
        this.name = name;
        this.age = age;
    }
    public static void main(String[] args) {
//        Student s = new Student("name");
        Student a = new Student(14);
        Student s = new Student("name");
//        System.out.println(s.name);
//        System.out.println(s.age);
        System.out.println(s.getName());
    }

    public Student getName() {
        return this;
    }
}
